JPH1146907A - Top board connecting structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To draw and connect two top boards to each other at the edges without forming through holes in crosspieces. SOLUTION: This structure for connecting top boards consists of a first and second crosspieces 13 and 14 which are fixed on the rear surfaces of two top boards adjacent to each other respectively, a plate 16 fixed to the first crosspiece 13 with screws and placed with a certain interval from the rear surface of the second crosspiece 14, a wood screw 17 for pulling down to be inserted into the plate 16 and screwed into the second crosspiece 14, a bolt 18 for pushing up to be screwed and fixed to the plate 16, and a bolt 19 for pulling up to be screwed and fixed to a standing piece 16b of the plate 16 and to be in contact with the outside surface 14b of the second crosspiece 14 at the top. An insertion hole 16d of the plate 16 into which the wood screw 17 for pulling down is inserted is a slot which is long in the direction of pulling up, and a gap 20 for pulling up is formed between the opposite inside surfaces of the crosspieces 13 and 14.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in a connecting structure of a ceiling plate such as a kitchen cabinet, a wash basin or a counter.

[0002]

2. Description of the Related Art As a connection structure of a top plate, there are actual fairness 1-3.
No. 0107 is disclosed. This connection structure
As shown in FIG. 5, the lower surfaces of the two adjacent top plates 1 and 2 are fixed along the edges on the lower surfaces of the two top plates 1 and 2, respectively, and are horizontally inserted through holes 3a and 4a.
First and second wooden bars 3 and 4, a plate 6 fixed to the first wooden bar 3 with screws 5 and arranged at a distance from the lower surface of the second wooden bar 4, and a round plate 6 A wood screw 7 for pulling which is inserted into the hole 6a and screwed into the lower surface of the second wooden bar 4;
A push-up bolt 8 screwed to the plate 6 and having a tip portion abutting against the lower surface of the second wooden bar 4, and a connecting bolt / nut penetrating each of the insertion holes 3 a and 4 a and connecting the wooden bars 3 and 4. 9 is provided. In this connection structure, the wooden bars 3 and 4 are
A gap D for accommodating the sealing material is formed between the edges of the top plates 1 and 2 in a state in which the mutually facing side surfaces of the two wooden bars 3 and 4 are in contact with each other by the fastening of the connecting bolt 9. Things.

[0003]

However, since the connecting structure is provided with the insertion holes 3a and 4a in the wooden bars 3 and 4 and connected by the connecting bolts and nuts 9, the insertion holes 3a and 4 are provided.
In this case, the number of steps required for forming the hole a is required, and the cost is increased. Also,
When the position of the plate 6 needs to be changed after temporarily connecting the plate 6 and the connecting bolt 9 with the connecting structure,
After all the temporary connections have been removed and the wooden bars 3 and 4 have been separated, the insertion holes 3a and 4a need to be drilled at the changed location and connected again. Therefore, the connection structure cannot easily change the position of the plate 6. Further, the connection structure is based on the premise that a gap D for accommodating the sealing material is formed between the edges of the top plates 1 and 2, and the edges of the top plates 1 and 2 are bonded with an adhesive. It is not possible to draw and connect them together via or without.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a connecting structure of a top plate which can draw and connect the edges of both top plates without having to provide an insertion hole in a wooden bar.

[0005]

Means adopted by the present invention according to claim 1 are such that it is not necessary to provide an insertion hole in the wooden crosspiece, and the edges of both top plates can be pulled together for connection. The first and second wooden bars fixed along the edges on the lower surfaces of two adjacent top plates, respectively, and the space between the lower surface of the second wooden bar fixed by screws to the first wooden bar. A plate to be arranged in the plate, a pull-down wood screw inserted into the plate and screwed into the lower surface of the second wooden bar, and a push-up bolt screwed to the plate and having a tip abutting on the lower surface of the second wooden bar. In the top plate connecting structure, a pulling bolt that is screwed to the upright piece of the plate and whose tip abuts on the outer surface of the second wooden bar is inserted into the plate through which the lowering wood screw is inserted. Make the hole a long hole long in the pulling direction of the pulling bolt. A connection for a top plate, wherein a draw gap is formed between the inner surfaces of the two wooden bars facing each other so that the edges of the top plates can be brought together by pulling. Structure. In the present invention, the position of the plate can be changed only by re-fixing the screws on the first wooden bar and re-threading the lowering wooden screws on the second wooden bar. Pulling can be surely done by screwing the pulling bolt.

Means adopted by the present invention according to claim 2 for securing the plate to the first wooden bar is as follows.
The top plate connecting structure according to claim 1, wherein the plate is provided with a standing piece that is in contact with an outer surface of the first wooden bar. According to the present invention, the reaction force caused by the pulling of the pulling bolt is transmitted to the first wooden bar through the upright piece of the plate, so that the plate is not displaced.

According to a third aspect of the present invention, in order that both wooden bars can be used at the same height, the plate faces the lower surface of the second wooden bar. 3. The top plate connecting structure according to claim 1, wherein the surface is bent so as to be lower than a surface abutting on a lower surface of the first wooden bar. 4. According to the present invention, since the plate is formed by bending, a space for adjusting the pull-down can be secured between the lower surface of the second wooden bar and the plate, so that both wooden bars can be of the same height. .

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a connecting structure of a top plate according to the present invention.

(First Embodiment) FIG. 1 and FIG. 2 show a first embodiment of the structure of the present invention, and FIG. FIG. 2 is a sectional view showing a state in which a plate is fixed to one of the wooden bars, FIG. 2B is a sectional view showing a state in which both wooden bars are connected, and FIG. 2 is a perspective view showing the plate.

As shown in FIG. 1 (B), the structure 10 of the present invention comprises first and second wooden bars 13, 12 fixed along the edges on the lower surfaces of two adjacent top plates 11, 12, respectively. 14
And a plate 1 fixed to the first wooden bar 13 by screws 15 and spaced from the lower surface 14a of the second wooden bar 14
6, a lowering wood screw 17 inserted into the plate 16 and screwed into the lower surface 14a of the second wooden bar 14, and a pusher screwed to the plate 16 and having a tip portion abutting on the lower surface 14a of the second wooden bar 14. Lifting bolt 18 and the outer surface 1 of the second wooden bar 14 which is screwed to the standing piece 16 b of the plate 16.
4b is provided with a pulling bolt 19 whose leading end abuts. In the structure 10 of the present invention, the two top plates 1 are pulled by the pulling of the two wooden bars 13 and 14 accompanying the screwing of the pulling bolt 19.
In order that the edges of the first and second members 12 and 12 can be joined together with or without the adhesive 21 therebetween, the two wooden bars 13 and 14
Pulling gap 20 between the inner surfaces facing each other
Is formed.

As shown in FIG. 2, the plate 16 is formed from a single metal plate, and upright pieces 16b and 16c are erected from both short edges of a rectangular plate portion 16a. Rectangular plate part 1
6a has a plurality of screw holes 16f for screw fixing 15.
, An insertion hole 16d through which the pull-down wood screw 17 is inserted, and a female screw 16e into which the push-up bolt 18 is screwed. The insertion hole 16d is a long hole that is long in the pulling direction of the pulling bolt 19 (the direction of the arrow A shown in FIG. 1A). The standing piece 16b is provided with a female screw 16g to which the pulling bolt 19 is screwed.

Next, the construction procedure of the structure 10 of the present invention will be described. First, the two top plates 11 and 12 to be connected are connected to the first and second wooden bars 13 and 12 along the connection side edge on the respective lower surfaces.
14 is fixed and prepared by bonding or the like. At this time,
The first and second wooden bars 13 and 14 are fixed so as not to protrude from the butted edges of the top plates 11 and 12. next,
As shown in FIG. 1 (A), the worker fixes a plurality of plates 16 in place on the first wooden bar 13 with screws. At this time, each plate 16 attaches the standing piece 16 c to the first wooden bar 1.
Positioning is performed by making contact with the corners of No. 3. Subsequently, the operator places the two top plates 11 and 12 at predetermined positions on a support (not shown) such as a cabinet or a bracket, and then applies an adhesive between the edges of the top plates 11 and 12. The top plates 11 and 12 are brought close to each other to form a filling space.

Further, a worker inserts a lowering wooden screw 17 inserted into the through hole 16d of each plate 16 and screwed into the lower surface 14a of the second wooden bar 14, and a lifting bolt 18 screwed to each plate 16. The height of the second wooden bar 14 is adjusted while adjusting the screwing amount of the upper and lower boards 11 and 12 so that the surfaces of the top boards 11 and 12 are flush with each other. If it is difficult to adjust the wood screw 17 for lowering and the bolt 18 for lifting, and the position of the plate 16 needs to be changed,
On the back side of the top plates 11 and 12, the screw fixing 15 of the target plate 16 and the wood screw 17 for lowering are temporarily removed, and after changing the plate position, the screw fixing 15 of the plate 16 and the wood screw 17 for lowering are removed. Screw in. When the surfaces of the top plates 11 and 12 are flush with each other, the worker attaches the masking tapes T and T to the abutting edges of the respective surfaces of the top plates 11 and 12 and then applies the masking tapes T and T. The adhesive 21 is filled in the adhesive filling space between the abutting edges 12. Next, the operator screws in the pulling bolts 19 and pulls the butting edges of the top plates 11 and 12 together.

Subsequently, the operator removes the excess adhesive that has come out on the surface side of the top plates 11 and 12 before curing. When the adhesive 21 is hardened, the operator removes the masking tapes T, T, finishes the surface of the hardened adhesive by polishing or the like, and completes the connection operation. When no adhesive is used, filling and finishing of the adhesive can be omitted.

In the structure 10 of the present invention, when the position of the plate 16 is changed according to the use at the construction site, the top plate 11,
At the back side of 12, screw fixing 15 to the first wooden bar 13
It can be easily performed simply by re-threading the lowering wooden screw 17 into the second wooden bar 14. Further, according to the structure 10 of the present invention, it is possible to easily and reliably draw the edges of the top plates 11 and 12 that meet each other by screwing the pulling bolts. Further, in the structure 10 of the present invention, a part of the reaction force caused by the pulling of the pulling bolt 19 is
The plate 16 is transmitted to the first wooden bar 13 via the standing piece 16c, so that the plate 16 is kept fixed without causing the position shift of the plate 16, and no deviation occurs after the construction.

(Second Embodiment) FIGS. 3 and 4 show a second embodiment of the structure of the present invention. FIG. 3 is a perspective view showing a plate, and FIG. FIG. 3 is a cross-sectional view showing a state in which both wooden bars are connected.

The present embodiment is different from the first embodiment in that the middle of the rectangular plate portion 16a of the plate 16 is formed by bending, and the two wooden bars 13, 14 have the same height. The point is that we can do it. Invention Structure 30
In the structure other than this difference, the structure of the present invention 1
It is substantially the same as 0, and the same reference numerals indicate the same components and the like.

The plate 16 has a surface facing the lower surface 14a of the second wooden bar 14 and a lower surface 13a of the first wooden bar 13.
Rectangular plate portion 16a so as to be lower than the surface in contact with
It is bent so as to form a step. In the structure 30 of the present invention, since the interval for lowering and adjusting can be secured between the lower surface 14a of the second wooden bar 14 and the plate 16 by bending the plate 16, the both wooden bars 13 and 14 have the same height. Can be used.

[0019]

According to the first aspect of the present invention, since there is no need to provide an insertion hole in the wooden bar, the processing cost can be reduced, and the position of the plate can be changed according to the specifications at the site. Furthermore, there is an excellent effect that the edges of both top plates can be pulled together and connected by screwing the pulling bolt. According to the second aspect of the present invention, since the plate is fixed at a predetermined position without displacement,
Reliable and stable connection can be achieved. In the structure according to the third aspect of the present invention, since both wooden bars can be used at the same height, the member management cost can be reduced by unifying the members.

[Brief description of the drawings]

FIG. 1 shows a first embodiment of the structure of the present invention, showing a partway through a connecting step, in which (A) is a cross-sectional view showing a state in which a plate is fixed to one wooden crosspiece; B) is a cross-sectional view of a state where both wooden bars are connected.

FIG. 2 shows the first embodiment, and is a perspective view showing a plate.

FIG. 3 shows a second embodiment of the structure of the present invention, and is a perspective view showing a plate.

FIG. 4 is a cross-sectional view showing a second embodiment and showing a state in which both wooden bars are connected, showing a middle of a connecting step.

FIG. 5 is a cross-sectional view showing a conventional connection structure of a top plate, in which both wooden bars are connected.

[Explanation of symbols]

11, 12 ... top plate, 13, 14 ... wooden bar, 14b ... outer surface, 15 ... screw fixing, 16 ... plate, 16b ... standing piece, 16d ... insertion hole, 16c ... standing piece, 17 ... wood screw for pulling down, 18 ... Bolt for lifting, 19 ... Bolt for pulling, 20 ... Gap for pulling

Claims (3)

[Claims] 1. A first and a second wooden bar fixed along the edges on the lower surface of two adjacent top plates, and a lower surface of a second wooden bar fixed to the first wooden bar by screws. A plate arranged at an interval, a lowering wooden screw inserted through the plate and screwed into the lower surface of the second wooden bar, and a push-up screwed to the plate and having a tip abutting on the lower surface of the second wooden bar. In the connection structure of a top plate provided with a bolt for pulling, a pulling bolt which is screwed to an upright piece of the plate and whose tip abuts on the outer surface of the second wooden bar is inserted, and the wood screw for lowering is inserted. The insertion holes of the plate are elongated holes in the pulling direction of the pulling bolts, and the wooden bars are opposed to each other so that the edges of both top plates can be pulled together by the pulling bolts. A ceiling characterized by forming a drawing gap between inner surfaces Board connection structure. 2. The connection structure of a top plate according to claim 1, wherein the plate is provided with an upstanding piece that is in contact with an outer surface of the first wooden bar. 3. The plate is bent so that a surface facing the lower surface of the second wooden bar is lower than a surface contacting the lower surface of the first wooden bar. Or the connection structure of the top plate of 2.